When resigning for personal reasons, use the following template and examples as a starting point to write your resignation letter. Employee Name: Employee No.: Effective Close of Business., I am separating from the City of Houston for the following reason(s):. I will go over a step-by-step resignation template letter you can use, how to structure it and provide examples of resignation letters. This sample resignation letter is available for use on UpCounsel. Free Resignation Letter template. Download our simple template for Word, PDF or Google Docs.